diff --git a/backend/logic/file/FileManager.php b/backend/logic/file/FileManager.php
index d8e054c..d164216 100644
--- a/backend/logic/file/FileManager.php
+++ b/backend/logic/file/FileManager.php
@@ -29,7 +29,8 @@ class FileManager
      * @return bool|int|string
      * 根据文件拓展名在$extension中查找对应的文件类型，若不存在则返回false
      */
-    public function searchType($array, $keyword){
+    public function searchType($array, $keyword)
+    {
         foreach($array as $key => $value){
             foreach ($value as $k => $v) {
                 if($v == $keyword){
@@ -47,16 +48,15 @@ class FileManager
      * @return array
      * 根据临时文件id(字符串)将临时文件保存在文件中
      */
-    public function saveTemFileToFile($temFIleIdStr, $ownId, $ownType)
+    public function saveTemFileToFile($temFIleIdArr, $ownId, $ownType)
     {
-        if(!$temFIleIdStr || !$ownId) {
+        if(!$temFIleIdArr || !$ownId) {
             return ['status' => false, 'info' => '参数错误'];
         }
 
-        $img_id_arr = explode(',', $temFIleIdStr);
         $i = 1;
         $first_file_id = 0;
-        foreach ($img_id_arr as $key => $value) {
+        foreach ($temFIleIdArr as $key => $value) {
             $tem_file = TemFile::findOne($value);
 
             if(!$tem_file) {
@@ -99,4 +99,21 @@ class FileManager
             return ['status' => false];
         }
     }
+
+    /**
+     * @param $fileIdArr
+     * 删除file表中的文件
+     */
+    public function deleteFile($fileIdArr)
+    {
+        if($fileIdArr){
+            foreach ($fileIdArr as $key => $value) {
+                $file_model = File::findOne($value);
+                if($file_model){
+                    $file_model->is_delete = File::IS_DELETE_YES;
+                    $file_model->save();
+                }
+            }
+        }
+    }
 }
\ No newline at end of file
diff --git a/vendor/antgoods/goods/src/logic/goods/GoodsManager.php b/vendor/antgoods/goods/src/logic/goods/GoodsManager.php
index b1410d8..4f69054 100644
--- a/vendor/antgoods/goods/src/logic/goods/GoodsManager.php
+++ b/vendor/antgoods/goods/src/logic/goods/GoodsManager.php
@@ -7,24 +7,35 @@ namespace antgoods\goods\logic\goods;
 class GoodsManager
 {
     /**
-     * @param $fileIdStr
+     * @param $newFileIdArr
+     * @param array $oldFileIdArr
      * @param $goodsModel
      * @param int $filetype
      * @return bool
-     * 判断file逻辑文件FileManager和file模型文件是否存在，若存在，则执行文件保存操作
+     * 保存新文件，删除不需要的文件操作
      */
-    public function saveFile($fileIdStr, $goodsModel, $filetype = 1)
+    public function saveFile($newFileIdArr, $oldFileIdArr = [], $goodsModel, $filetype = 1)
     {
         //判断类名是否存在
         if(!class_exists('\backend\logic\file\FileManager') || !class_exists('\common\models\ars\File')) {
             return false;
         }
 
+        //需要新建的文件id
+        $create_file_id_arr = array_diff($newFileIdArr, $oldFileIdArr);
+
+        //创建文件
         $class = new \backend\logic\file\FileManager();
-        $res = $class->saveTemFileToFile($fileIdStr, $goodsModel->id, $filetype);
+        $create_file_res = $class->saveTemFileToFile($create_file_id_arr, $goodsModel->id, $filetype);
+
+        //需要删除的文件id
+        $del_file_id_arr = array_diff($oldFileIdArr, $newFileIdArr);
+
+        //删除文件
+        $class->deleteFile($del_file_id_arr);
 
-        if($res['status'] || $filetype == \common\models\ars\File::OWN_TYPE_GOODS_INDEX) {
-            $goodsModel->image = $res['first_file_id'];
+        if($create_file_res['status'] || $filetype == \common\models\ars\File::OWN_TYPE_GOODS_INDEX) {
+            $goodsModel->image = $create_file_res['first_file_id'];
             $goodsModel->save();
         }